linuxawksplitbycharacter
Iwanttouseonlythefirstcolumnanddivideeachlineinto4columns:#CHROMPOSREFALT110203040TC110203050TA110203060AG1,Youcansetfield-separatorusing-Foption.Usethefollowingcommandsinterminal,$awk-F::'NR==1{print$1}'logfile.txt1$awk-F ...,The'split'functioninAWKisapowerfultoolthatallowsyoutodivideastringintopiecesbasedonaspecifieddelimiter.,Tosplitastringtoanarrayinawkweusethefunctionsplit():awk'{split($0...
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awk直行加總與平均值的計算方式
若您常常需要寫shellscript來幫助自己工作,那麼awk絕對不能少,當然今天我不是來介紹awk的基本運用的,老實說我會的也不是很多,我今天是針對我遇到的問題來備忘一下!譬如說一個檔案abc$catabc12345678910若只...